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The color of light emitted by LED depend...

The color of light emitted by LED depends on

A

its reverse bias

B

its forward bias

C

type of semiconductor material

D

rectifier

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TARGET PUBLICATION-SEMICONDUCTORS-EXERCISE
  1. Combination of solar cells designed to increase the electric power out...

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  2. solar cell producs photo voltage whwn incident light has eenrgy

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  3. The color of light emitted by LED depends on

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  4. The barrier potential in LED depends on type of

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  5. the brightness of LED can be controlled by

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  6. choose the INCORRECTT statement

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  7. thermistor is a temperature sensitivedevice

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  8. in case of a semiconductor, which of the foll. Statements is wrong?

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  9. electrical conductivity of a silicon is

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  10. the conductivity (sigma)of a solid is given by [n=no. of carriers per ...

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  11. electrical conductivity of a semiconductor

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  12. at room temperature,electrical conductivity of semiconductor is

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  13. Assertion:the resistivity of a semiconductor increases with temperatur...

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  14. in a good conductor the energy gap between the conduction band and the...

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  15. energy band in solids are a consequence of

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  16. three semiconductors are arranged in the incresing order of their gap ...

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  17. Assertion: the energy gap between the valence band and conduction band...

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  18. which one of the energy band diagrams shown in the figure coresponds t...

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  19. electronic configuration of silicon is.

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  20. in a semiconductor,

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